Q: Is 2,001,000 a Prime Number?
A: No, 2,001,000 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 2001000 can be evenly divided by 1 2 3 4 5 6 8 10 12 15 20 23 24 25 29 30 40 46 50 58 60 69 75 87 92 100 115 116 120 125 138 145 150 174 184 200 230 232 250 276 290 300 345 348 375 435 460 500 552 575 580 600 667 690 696 725 750 870 920 1,000 1,150 1,160 1,334 1,380 1,450 1,500 1,725 1,740 2,001 2,175 2,300 2,668 2,760 2,875 2,900 3,000 3,335 3,450 3,480 3,625 4,002 4,350 4,600 5,336 5,750 5,800 6,670 6,900 7,250 8,004 8,625 8,700 10,005 10,875 11,500 13,340 13,800 14,500 16,008 16,675 17,250 17,400 20,010 21,750 23,000 26,680 29,000 33,350 34,500 40,020 43,500 50,025 66,700 69,000 80,040 83,375 87,000 100,050 133,400 166,750 200,100 250,125 333,500 400,200 500,250 667,000 1,000,500 and 2,001,000, with no remainder.
Since 2,001,000 cannot be divided by just 1 and 2,001,000, it is not a prime number.